CN109896462A - A kind of Dynamoelectric scissor jack - Google Patents
A kind of Dynamoelectric scissor jack Download PDFInfo
- Publication number
- CN109896462A CN109896462A CN201910224866.3A CN201910224866A CN109896462A CN 109896462 A CN109896462 A CN 109896462A CN 201910224866 A CN201910224866 A CN 201910224866A CN 109896462 A CN109896462 A CN 109896462A
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- Prior art keywords
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- column
- driving motor
- pedestal
- winding box
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229920001971 elastomer Polymers 0.000 claims abstract description 20
- 238000004804 winding Methods 0.000 claims abstract description 20
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 8
- 239000004917 carbon fiber Substances 0.000 claims description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 8
- 239000006260 foam Substances 0.000 claims description 4
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 4
- 230000002459 sustained effect Effects 0.000 claims description 3
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 2
- 239000011496 polyurethane foam Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a kind of Dynamoelectric scissor jacks easy to operate, stability is good, highly-safe, belong to technical field of jacks, including top plate, pedestal, support component and driving assembly；The support component includes four groups of support arms being rotatablely connected with top plate and pedestal, and every group of support arm is hingedly formed by upper and lower two support arms, and hinged place is equipped with fixed plate；The driving component is located in the middle part of support component, including driving motor, four winding box, four bracing wires, lifter plate and rubber spring, the driving motor is fixedly mounted on lifter plate center, winding box is respectively and fixedly installed to driving motor surrounding, and the lifter plate is fixedly connected by the rubber spring of lower section with pedestal；Each winding box is equipped with driven gear and take-up column, the output gear of the driving motor is engaged with the driven gear of winding box, the take-up column is fixed on the central axis of driven gear, and every bracing wire both ends are fixedly connected with take-up column and fixed plate respectively.
Description
Technical field
The present invention relates to a kind of jack, more particularly to a kind of electric scissor easy to operate, stability is good, highly-safe
Jack.
Background technique
Jack, which refers to, uses rigid top lift part as equipment, by the small stroke of top bracket or bottom claw
Open the light and small lifting equipment of weight.Jack is mainly used for the departments such as factories and miness, communications and transportation as Mechanical Help and other
The work such as weight, support.Its light structure is firm, flexibility and reliability, and a people can carry and operate.
Existing jack is roughly divided into rack-jack, four class of screw jack, hydraulic jack and scissor-like jack.
Wherein scissor-like jack is a kind of mechanical jack, mainly passes through reciprocal swinging handle, reduces support rod by screw thread
Between screw rod distance, and then top is made to move up and down to realize the jack-up of weight and fall, since its structure is simple, operation makes
With being one of most common jack in life the advantages that convenience.
Existing scissor-like jack changes the spacing of center screw rod mechanically mostly to promote the height of top plate,
There is following defects: first, screw rod is mechanically shaken, jacking effect is influenced very greatly, not only to consume by operator
A large amount of manpower and consuming time；Second, its bearing capacity of existing scissor-like jack is both dispersed in greatly two opposite support arms
On, forced area is limited, if placement position is bad to will lead to discontinuity equalization, it is easy to rollover event, crisis behaviour occur
The life security of author；Third, screw rod can continue to bear axial compressive force, the long-term influence on wire rod thread in long-term work
The stress that screw thread can be made slowly to wear even screw rod is concentrated, so that the phenomenon that causing stripped thread or screw rod to be broken, safety is difficult to
Guarantee.
Summary of the invention
For the drawbacks described above for overcoming the prior art, the present invention is intended to provide a kind of easy to operate, stability is good and safety
High Dynamoelectric scissor jack.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of Dynamoelectric scissor jack, including top plate, pedestal, support component and driving assembly；The support component packet
Four groups of support arms with top plate and pedestal rotation connection are included, each group of support arm is hingedly formed by upper and lower two support arms, hingedly
Place is equipped with fixed plate, and four groups of support arms are centrosymmetric distribution with the central axis of pedestal and top plate；The driving component is located at four
The center of group support component, including driving motor, four winding box, four bracing wires, lifter plate and rubber spring, the driving electricity
Machine is fixedly mounted on lifter plate center, and winding box is respectively and fixedly installed to driving motor surrounding, and the lifter plate passes through lower section
Rubber spring is fixedly connected with pedestal；Each winding box is equipped with driven gear and take-up column, the driving motor it is defeated
Gear is engaged with the driven gear of winding box out, and the take-up column is fixed on the central axis of driven gear, the every bracing wire
Both ends are fixedly connected with take-up column and fixed plate respectively.
Preferred: the fixed plate of every bracing wire connection, take-up column are in sustained height, and with opposite bracing wire same
Straight line.
Preferred: the take-up column is equipped with the hub slot to connecting stay wire, the line concentration slot position on each take-up column
It sets in the same size.
Preferred: the bracing wire is carbon fiber rope, preferably polyacrylonitrile carbon fiber rope, and diameter is between 3mm~8mm.
Preferred: the plane that the adjacent sets support arm is constituted is orthogonal.
It is preferred: to further include locking system, the locking system includes stick slot and locking stick, and the locking stick at least rotates
It is connected to the lower surface of a lower support arm；The stick slot is the continuous notch of setting on the base, and the locking stick is under
The rotation of support arm can be sequentially clamped in stick slot.
Preferred: the rubber spring is the rubber spring of foam filling, and preferably polyurethane foam is filled.
Preferred: the driving motor and winding box, lifter plate are welded.
Compared with the prior art, the invention has the following advantages:
1. driving bracing wire by driving motor drive shaft and then opposed support structure being driven to promote top plate by reaching recently
Effect not only saves manpower, and promoted fast and reliable compared with the screw rod of tradition machinery formula scissor-like jack is promoted.
2. by the space structure designs of four groups of support arms, the load between top plate and pedestal is made to be distributed in four of horizontal plane
Position, and traditional scissor-like jack load is distributed in two positions of arm supported on both sides, i.e. bearing mode are from original " bar shaped "
Become existing " ten literal shapes ", substantially increases the bearing capacity of jack, safety in the case where same external load
It greatly promotes.
3. pulling support arm close using bracing wire " flexibility " mode, significantly reduced compared to traditional screw rod " hardness " pulling
Abrasion of the load to jack；By bracing wire using the high carbon fiber rope of tensile strength, greatly improve bracing wire service life and
Bearing capacity improves safety.
4. bracing wire, the position setting of support arm compound rubber spring, even if single wire breakage occurs in special circumstances
In the case of, still sustainable firmly external load, safety greatly improve；In addition, the locking system of lower support arm can lift weight object on top
Finger lock lower support arm, further increases safety.
Detailed description of the invention
Fig. 1 is the three dimensional structure diagram of jack；
Fig. 2 is the front view of jack；
Fig. 3 is the schematic diagram that driving motor gear drives bracing wire.
In figure: 1, pedestal；2, top plate；3, support arm；31, lower support arm；32, upper support arm；4, fixed plate；5, driving electricity
Machine；6, winding box；6-1, driven gear；6-2, take-up column；6-2-1, hub slot；7, bracing wire；8, lifter plate；9, rubber spring；
10, stick slot；11, locking stick.
Specific embodiment
Structure and principle of the invention are sufficiently illustrated now in conjunction with specific embodiment, so that ordinary skill people
Member can fully understand and implement.
It is as shown in FIG. 1 to 3: a kind of Dynamoelectric scissor jack, including top plate 2, pedestal 1, support component and driving group
Part；The support component includes four groups of support arms 3 being rotatablely connected with top plate 2 and pedestal 1, and each group of support arm 3 is by upper and lower two
Root support arm 32/31 hingedly forms, and hinged place is equipped with fixed plate 4, during four groups of support arms 3 with the central axis of pedestal 1 and top plate 2 are in
The heart is symmetrical；The driving component is located at the center of four groups of support components, including the winding box 6, four of driving motor 5, four
Bracing wire 7, lifter plate 8 and rubber spring 9, the driving motor 5 are fixedly mounted on 8 center of lifter plate, and winding box 6 is fixed respectively to pacify
Mounted in 5 surrounding of driving motor, the lifter plate 8 is fixedly connected by the rubber spring 9 of lower section with pedestal 1；Each take-up
Box 6 is equipped with driven gear 6-1 and take-up column 6-2, the output gear of the driving motor 5 and the driven gear 6-1 of winding box 6
Engagement, the take-up column 6-2 is fixed on the central axis of driven gear 6-1,7 both ends of every bracing wire respectively with take-up column 6-
2 and fixed plate 4 be fixedly connected.
It is preferred: fixed plate 4 that the every bracing wire 7 connects, take-up column 6-2 in sustained height, and with opposite bracing wire 7
In same straight line.
It can make bracing wire 7 that 3 middle part hinged place level of each group support arm is pulled to jack central axis by above-mentioned setting,
In " X " shape in the pulling force of horizontal plane, compared to traditional linear type, traction effect is even more ideal.It is preferred: the adjacent sets
The plane that support arm 3 is constituted is orthogonal, and horizontal plane tractive force at this time is in " ten " font (as shown in the drawing), at this time
Jack support arm 3 uniform force, stable structure in overall structure, jack caused by can effectivelying prevent because of unbalance stress
It turns on one's side or slips accident.
Preferably, above-mentioned Dynamoelectric scissor jack further includes locking system, and the locking system includes stick slot 10 and locking
Stick 11, the locking stick 11 are at least rotatably connected on the lower surface of a lower support arm 31；The stick slot 10 is to be arranged in pedestal 1
On continuous notch, the locking stick 11 can be sequentially clamped in stick slot 10 with the rotation of lower support arm 31.Locking system can be thousand
Support arm 3 is lockked when reaching working depth in jin top, prevents safety accident.
The course of work of the invention is: so that the output gear of driving motor 5 is driven each take-up by opening driving motor 5
The driven gear 6-1 of box 6 is rotated, and then drives take-up column 6-2 rotation；The rotation of take-up column 6-2 drives the winding tightening of bracing wire 7,
And then draw close four groups of support arms 3 to center, to achieve the effect that top plate 2 rises；After top plate 2 rises to suitable position, close
Motor is closed, the rotation of locking stick 11 is put into suitable stick slot 10；After the completion of work, takes out locking stick 11 and open drive
Dynamic 5 reversing button of motor, bracing wire 7 start to loosen, and support arm 3 is in self weight (including top plate 2, support arm 3, driving motor 5, take-up
Box 6, lifter plate 8) under overcome 9 elastic force of rubber spring slowly to fall to home position, close motor.
For convenience of the contraction of bracing wire 7, the take-up column 6-2 is equipped with the hub slot 6-2-1 to connecting stay wire 7, described each
The position hub slot 6-2-1 on take-up column 6-2 is in the same size.
Need to illustrate in the above-mentioned course of work has: 1, in the uphill process of support arm 3, bracing wire 7 is shunk, and can be mentioned simultaneously
Driving assembly is risen, so that the shrinkage direction of bracing wire 7 is directed toward always at the center of support arm 3.2, to reach ideal traction effect,
The bracing wire 7 is carbon fiber rope, preferred polyacrylonitrile carbon fiber rope, diameter between 3mm~8mm (polyacrylonitrile carbon fiber it is anti-
Tensile strength is much higher than high-strength steel, the present invention is using " flexibility " mode of traction of bracing wire 7 compared to biography in 2500MPa-3000MPa
Screw rod " hardness " mode of traction safety of system is higher, and by four tractions, abrasion is lower, is greatly improved using the longevity
Life).3, while driving assembly rises, rubber spring 9 can be gradually recovered original deformation, on the one hand play firm driving assembly
Effect, another aspect elastic force alleviates the driving assembly gravity overcome needed for bracing wire 7, and original form should meet support arm
3 in maximum top lifting height with the connection of lifter plate 8；Preferred: rubber spring 9 is the rubber spring of foam filling, preferably poly-
The filling of urethane foam (by the low resilience characteristic of polyurethane and the big deformability of rubber spring, can reach driving assembly
Preferably firm support effect).4, the revolving speed of motor is not answered too fast, overcomes 9 bullet of rubber spring to adapt to support arm 3 under self weight
The speed that power slowly falls is advisable.
Preferred: the driving motor 5 and winding box 6, lifter plate 8 are welded, and the whole of driving assembly so can be improved
Body and rigidity, and then improve the globality of jack.
Above-described embodiment is only the preferred embodiment of the present invention, the limitation in any form not made to the present invention.
Anyone skilled in the art, when not departing from the technology of the present invention principle and aspects, all using above
Disclosed method makes many possible changes and modifications to technical solution of the present invention, or is revised as the equivalent reality of equivalent variations
Apply example.Therefore, all without departing from the principle of the present invention or scheme, according to the technical essence of the invention to technology disclosed by the invention
Any combination that feature is made, modifications or substitutions should belong to the protection scope of technical solution of the present invention.
Claims (8)
1. a kind of Dynamoelectric scissor jack, including top plate (2), pedestal (1), support component and driving assembly；It is characterized in that,
The support component includes four groups of support arms (3) being rotatablely connected with top plate (2) and pedestal (1), and each group of support arm (3) is by upper
Lower two support arms (32/31) hingedly form, and hinged place is equipped with fixed plate (4), and four groups of support arms (3) are with pedestal (1) and top plate
(2) central axis is centrosymmetric distribution；The driving component is located at the center of four groups of support components, including driving motor (5),
Four winding box (6), four bracing wires (7), lifter plate (8) and rubber spring (9), the driving motor (5) are fixedly mounted on liter
Plate (8) center drops, and winding box (6) is respectively and fixedly installed to driving motor (5) surrounding, the rubber that the lifter plate (8) passes through lower section
Glue spring (9) is fixedly connected with pedestal (1)；Each winding box (6) is equipped with driven gear (6-1) and take-up column (6-2),
The output gear of the driving motor (5) is engaged with the driven gear (6-1) of winding box (6), and the take-up column (6-2) is fixed on
On the central axis of driven gear (6-1), every bracing wire (7) both ends are fixed with take-up column (6-2) and fixed plate (4) respectively to be connected
It connects.
2. a kind of Dynamoelectric scissor jack as described in claim 1, which is characterized in that every bracing wire (7) connection is consolidated
Fixed board (4), take-up column (6-2) are in sustained height, and with opposite bracing wire (7) in same straight line.
3. a kind of Dynamoelectric scissor jack as claimed in claim 2, which is characterized in that the take-up column (6-2), which is equipped with, to be used
With the hub slot (6-2-1) of connecting stay wire (7), position hub slot (6-2-1) on each take-up column (6-2) is in the same size.
4. a kind of Dynamoelectric scissor jack as claimed in claim 3, which is characterized in that the bracing wire (7) is carbon fiber rope, excellent
Polyacrylonitrile carbon fiber rope is selected, diameter is between 3mm~8mm.
5. a kind of Dynamoelectric scissor jack as claimed in claim 2, which is characterized in that adjacent sets support arm (3) institute structure
At plane it is orthogonal.
6. such as a kind of Dynamoelectric scissor jack described in any one of claim 1 to 5, which is characterized in that it further include locking system,
The locking system includes stick slot (10) and locking stick (11), and the locking stick (11) is at least rotatably connected on a lower support arm
(31) lower surface；The stick slot (10) is the continuous notch being arranged on pedestal (1), and the locking stick (11) is with lower support
The rotation of arm (31) can be sequentially clamped in stick slot (10).
7. a kind of Dynamoelectric scissor jack as claimed in claim 6, which is characterized in that the rubber spring (9) is filled out for foam
The filling of the rubber spring filled, preferably polyurethane foam.
8. a kind of Dynamoelectric scissor jack as claimed in claim 6, which is characterized in that the driving motor (5) and winding box
(6), lifter plate (8) is welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224866.3A CN109896462B (en) | 2019-03-24 | 2019-03-24 | Electric scissor jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224866.3A CN109896462B (en) | 2019-03-24 | 2019-03-24 | Electric scissor jack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109896462A true CN109896462A (en) | 2019-06-18 |
| CN109896462B CN109896462B (en) | 2020-11-06 |
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ID=66953428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910224866.3A Active CN109896462B (en) | 2019-03-24 | 2019-03-24 | Electric scissor jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109896462B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112842660A (en) * | 2021-02-03 | 2021-05-28 | 南京脑科医院 | Medical psychiatric department nursing is with going up arm restraint device |
| CN113062577A (en) * | 2021-04-02 | 2021-07-02 | 湖北省工业建筑集团有限公司 | Power suspension self-lifting scaffold |
| CN113336127A (en) * | 2021-06-24 | 2021-09-03 | 江苏锐志岩土工程有限公司 | Supporting layer jacking device |
| CN114111349A (en) * | 2021-11-09 | 2022-03-01 | 潍坊新松机器人自动化有限公司 | Section bar clamping inverted hanging table type equipment |
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| CN203865941U (en) * | 2014-05-23 | 2014-10-08 | 宁波天益齿轴齿轮有限公司 | Scissor jack |
| CN203865944U (en) * | 2014-05-23 | 2014-10-08 | 宁波天益齿轴齿轮有限公司 | Shear-type jack |
| CN203865948U (en) * | 2014-05-23 | 2014-10-08 | 宁波天益齿轴齿轮有限公司 | Winding type jack provided with crank anti-slip structure |
| CN206375629U (en) * | 2017-01-20 | 2017-08-04 | 蒲若飞 | Electronic stay-supported lowering or hoisting gear |
| CN108053948A (en) * | 2017-11-30 | 2018-05-18 | 广东建业电缆有限公司 | A kind of twisted wire production line of cable and its cable of production |
| CN207781265U (en) * | 2018-01-16 | 2018-08-28 | 东莞市协威电线有限公司 | A kind of cable braiding machine |
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2019
- 2019-03-24 CN CN201910224866.3A patent/CN109896462B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203865941U (en) * | 2014-05-23 | 2014-10-08 | 宁波天益齿轴齿轮有限公司 | Scissor jack |
| CN203865944U (en) * | 2014-05-23 | 2014-10-08 | 宁波天益齿轴齿轮有限公司 | Shear-type jack |
| CN203865948U (en) * | 2014-05-23 | 2014-10-08 | 宁波天益齿轴齿轮有限公司 | Winding type jack provided with crank anti-slip structure |
| CN206375629U (en) * | 2017-01-20 | 2017-08-04 | 蒲若飞 | Electronic stay-supported lowering or hoisting gear |
| CN108053948A (en) * | 2017-11-30 | 2018-05-18 | 广东建业电缆有限公司 | A kind of twisted wire production line of cable and its cable of production |
| CN207781265U (en) * | 2018-01-16 | 2018-08-28 | 东莞市协威电线有限公司 | A kind of cable braiding machine |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112842660A (en) * | 2021-02-03 | 2021-05-28 | 南京脑科医院 | Medical psychiatric department nursing is with going up arm restraint device |
| CN113062577A (en) * | 2021-04-02 | 2021-07-02 | 湖北省工业建筑集团有限公司 | Power suspension self-lifting scaffold |
| CN113062577B (en) * | 2021-04-02 | 2022-04-15 | 湖北省工业建筑集团有限公司 | Power suspension self-lifting scaffold |
| CN113336127A (en) * | 2021-06-24 | 2021-09-03 | 江苏锐志岩土工程有限公司 | Supporting layer jacking device |
| CN114111349A (en) * | 2021-11-09 | 2022-03-01 | 潍坊新松机器人自动化有限公司 | Section bar clamping inverted hanging table type equipment |
| CN114111349B (en) * | 2021-11-09 | 2024-03-08 | 潍坊新松机器人自动化有限公司 | Section bar clamping reverse hanging table type equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109896462B (en) | 2020-11-06 |
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